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State Microgrid Policy, Programmatic, and Regulatory Framework
Jointly produced by the National Association of Regulatory Utility Commissioners (NARUC) and the National Association of State Energy Officials, this document outlines the policy and regulatory landscape for microgrids across U.S. states. It reviews existing legislation, incentive...
Commissioners, U. National Association of Regulatory Utility Commissioners
Dec 31, 2024
Geothermal Heat Pump System Technical Specifications
This FEMP document specifies technical requirements for geothermal heat pump (GHP) systems used in federal buildings. It covers system sizing, efficiency ratings, refrigerants, controls, ground loop design, installation practices, and commissioning procedures. The specifications h...
Program, M. U.S. Department of Energy
Jul 07, 2025
Highlights of IEEE Standard 1547-2018
This document provides a concise overview of the 2018 revision of IEEE Std 1547. It outlines the major changes compared to the 2003 edition, including ride-through capabilities, frequency and voltage response, active power controls, and interoperability requirements. The overvie...
Ingram, M. and Narang, D. NLR
Dec 31, 2018
CERTS Microgrid Demonstration With Large-Scale Energy Storage and Renewable Generation
The Consortium for Electric Reliability Technology Solutions (CERTS) Microgrid concept captures the emerging potential of Distributed Energy Resource (DER) using an automatous plug-and-play approach. CERTS views generation and associated loads as a subsystem or a “Microgrid.” ...
Alegria, E. et al Consortium for Electric Reliability Technology Solutions
Feb 28, 2014
A Solar Hosting Capacity Analysis on a Synthetic Rural Alaska Microgrid Model
The report discusses procedures used to conduct a hosting capacity analysis (HCA) on a synthetic Alaskan microgrid model. This includes the test case used, assumptions in the analysis, and the several algorithms implemented. The maximum distribution transformer and line loading o...
Francisco, A. et al University of Alaska Fairbanks
Apr 24, 2025
Cybersecurity Certification Recommendations for Interconnected Grid Edge Devices and Inverter Based Resources
Escalating deployment of PV and grid-edge devices on the distribution grid has increased the sustainability and efficiency of the electric grid. However, the increasing number of distributed energy resources (DERs) deployed creates a heightened cyber-physical interdependency on th...
Hupp, W. et al NLR
Oct 31, 2021
Investigating Multi-Microgrid Black Start Methods Using Grid-Forming Inverters
This paper examines state-of-the-art microgrid (MG) black-start technologies with grid-forming (GFM) inverter-based resources (IBRs) and proposes black start and interconnection methods for 100% inverter-based MGs. A multiple-MG approach is proposed and compared to the existing me...
Fix, E. et al Siemens
Dec 31, 2022
Design of Zone-Based Hierarchical Protection System for 100% Renewable Microgrids: Preprint
Design of a reliable and secure protection system for a 100% renewable microgrid with only inverter-based resources (IBRs), is quite challenging. Most of the existing protection schemes in the state-of-the-art are suitable for microgrids with mixed-type of distributed energy resou...
Chakraborty, S. and Wang, J. NLR
May 31, 2024
Analysis of Microgrid Performance, Reliability, and Resilience (AMPeRRe) Computational Model: Novel Analytical Model to Forecast the Outcomes of Installation Power Grids
Federal facilities, industrial areas, academic campuses, and communities are working to incorporate greater renewable energy sources and energy storage in their power infrastructure. While renewable sources of energy can—and do—support several facilities, uncertainty still exi...
Bozada, T. et al
Nov 30, 2024
Overview of Functional Technical Requirements for Intentional Islands
This document provides an overview of intentional islands, otherwise known as microgrids. The topics covered include common types of microgrid configurations, high level summaries of standards that address some aspect of microgrid implementation and interconnection, and a discussi...
Narang, D. et al NLR
Nov 30, 2022
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